Source code for langchain_community.graphs.graph_store

from abc import abstractmethod
from typing import Any, Dict, List

from langchain_community.graphs.graph_document import GraphDocument


class GraphStore:
    """用于图操作的抽象类。"""

    @property
    @abstractmethod
    def get_schema(self) -> str:
        """返回图数据库的模式"""
        pass

    @property
    @abstractmethod
    def get_structured_schema(self) -> Dict[str, Any]:
        """返回图数据库的模式"""
        pass

    @abstractmethod
    def query(self, query: str, params: dict = {}) -> List[Dict[str, Any]]:
        """查询图。"""
        pass

    @abstractmethod
    def refresh_schema(self) -> None:
        """刷新图形模式信息。"""
        pass

    @abstractmethod
    def add_graph_documents(
        self, graph_documents: List[GraphDocument], include_source: bool = False
    ) -> None:
        """将GraphDocument作为输入，并使用它来构建图。"""
        pass